﻿// Copyright 2009-2022 Josh Close
// This file is a part of CsvHelper and is dual licensed under MS-PL and Apache 2.0.
// See LICENSE.txt for details or visit http://www.opensource.org/licenses/ms-pl.html for MS-PL and http://opensource.org/licenses/Apache-2.0 for Apache 2.0.
// https://github.com/JoshClose/CsvHelper
using System;
using System.Reflection;

namespace CsvHelper.Expressions
{
	/// <summary>
	/// Factory to create record creators.
	/// </summary>
	public class RecordCreatorFactory
	{
		private readonly CsvReader reader;
		private readonly DynamicRecordCreator dynamicRecordCreator;
		private readonly PrimitiveRecordCreator primitiveRecordCreator;
		private readonly ObjectRecordCreator objectRecordCreator;

		/// <summary>
		/// Initializes a new instance using the given reader.
		/// </summary>
		/// <param name="reader">The reader.</param>
		public RecordCreatorFactory(CsvReader reader)
		{
			this.reader = reader;
			dynamicRecordCreator = new DynamicRecordCreator(reader);
			primitiveRecordCreator = new PrimitiveRecordCreator(reader);
			objectRecordCreator = new ObjectRecordCreator(reader);
		}

		/// <summary>
		/// Creates a record creator for the given record type.
		/// </summary>
		/// <param name="recordType">The record type.</param>
		public virtual RecordCreator MakeRecordCreator(Type recordType)
		{
			if (recordType == typeof(object))
			{
				return dynamicRecordCreator;
			}

			if (recordType.GetTypeInfo().IsPrimitive)
			{
				return primitiveRecordCreator;
			}

			return objectRecordCreator;
		}
	}
}
